CN110113307A - A kind of method and apparatus of live streaming - Google Patents
A kind of method and apparatus of live streaming Download PDFInfo
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- CN110113307A CN110113307A CN201910257610.2A CN201910257610A CN110113307A CN 110113307 A CN110113307 A CN 110113307A CN 201910257610 A CN201910257610 A CN 201910257610A CN 110113307 A CN110113307 A CN 110113307A
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/1066—Session management
- H04L65/1101—Session protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/70—Media network packetisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/75—Media network packet handling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2385—Channel allocation; Bandwidth allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2387—Stream processing in response to a playback request from an end-user, e.g. for trick-play
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
- H04N21/26208—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists the scheduling operation being performed under constraints
Abstract
The present invention provides a kind of method and apparatus of live streaming.The described method includes: live streaming end receives virtual-number, pass through view networking bimodulus software terminal, the desktop data for acquiring audio, video data simultaneously and end being broadcast live, coding is carried out to acquisition data and forms big flow data and small flow data, big flow data is squeezed into books circulation road according to signaling, small flow data is squeezed into small circulation road, is sent to streaming media server, big flow data is sent to receiving end by streaming media server, or small flow data is sent to receiving end.The present invention is broadcast live end and passes through view networking bimodulus software terminal, the desktop data for acquiring audio, video data simultaneously and end being broadcast live, form big flow data and small flow data, big flow data is squeezed into books circulation road, small flow data is squeezed into small circulation road, big flow data is sent to receiving end by streaming media server, or small flow data is sent to receiving end.It is easy to operate flexible in live streaming in this way, the experience sense for greatly improving the effect of remote training and using.
Description
Technical field
The present invention relates to medical field more particularly to a kind of method and apparatus of live streaming.
Background technique
With the variation of scientific technological advance, so that personnel's remote training of medical field becomes possibility.The prior art
It realizes that personnel's remote training of medical field is generally based on internet realization, but realizes the people of medical field using internet
Member's remote training, because it is poor on the audio-visual quality for adopting source acquisition, so that the attainable effect of Telemedicine Consultation institute
For fruit than relatively limited, another form is to take the mode recorded and transmitted, but possess same problem.
Exploitation and development with view networking technology make because of the visual/audio effects of its high definition, the transmission and efficiency of high quality
Medical field must be increasingly used in depending on networking.Personnel's remote training based on the medical field that view networking is realized, institute's energy
The effect reached has biggish promotion compared to internet.
But personnel's remote training of the existing medical field realized based on view networking, when being broadcast live training, because being to adopt
It is broadcast live with single live source, when needing to see live speaker, source device alignment main broadcaster speaker is adopted, when needing to see courseware
Or when other resource files, needs to adopt source device alignment courseware, be either switched to and show courseware or other resource files
On the desktop of smart machine, operate so more complicated, flexibility is very low, seriously affects the experience and effect of training process.
Summary of the invention
A kind of method and apparatus of live streaming provided by the invention solve live streaming end when being broadcast live, because demand is not
Together, it adopts source device and needs the problem of switching different objects.
In order to solve the above-mentioned technical problem, the embodiment of the invention provides a kind of method of live streaming, the method is applied to
Medical system, the medical system include: live streaming end, receiving end, streaming media server and view networked server, the view connection
Network server is connect with the live streaming end, and the streaming media server connects with described depending on networked server and the receiving end respectively
It connects, the live streaming end is equipped with view networking bimodulus software terminal, which comprises
The live streaming end receives virtual-number, and the virtual-number is the virtual terminal pair of the view networked server distribution
The number answered, the virtual terminal include: the books circulation road and small circulation road in the view networked server, the books circulation road
It is the networked server that regards to the channel of streaming media server transmission data with the small circulation road；
The live streaming end acquires the table of audio, video data and the live streaming end by view networking bimodulus software terminal
Face data；
The live streaming end encodes the audio, video data of acquisition, forms big flow data, while to the live streaming
The desktop data at end is encoded, and small flow data is formed；
The live streaming end receives the signaling that the view networked server is sent；
The books circulation road is squeezed into according to the signaling, by the big flow data in the live streaming end, while by the small stream
Data squeeze into the small circulation road；
The streaming media server receives the big flow data and the small flow data that the view networked server is sent；
The streaming media server receives the request that the receiving end is sent；
The streaming media server is sent to the receiving end according to the request, by the big flow data；
Alternatively, the streaming media server is sent to the receiving end according to the request, by the small flow data.
Optionally, the live streaming end encodes the audio, video data of acquisition, forms big flow data, while to institute
The desktop data for stating live streaming end is encoded, and small flow data is formed, comprising:
The live streaming termination incorporates code instruction into own forces；
The live streaming end controls the view networking bimodulus software terminal, compiles to the audio, video data according to H264 format
Code；
The audio, video data after coding is marked in the live streaming end, is labeled as audio-video, that is, forms big fluxion
According to；
Meanwhile the live streaming end controls the view and networks bimodulus software terminal, to the desktop data that end is broadcast live according to
H264 format is encoded；
The desktop data at the live streaming end after coding is marked in the live streaming end, is labeled as desktop, that is, is formed small
Flow data.
Optionally, the live streaming end is according to the signaling, and the big flow data is squeezed into the books circulation road, while by institute
It states small flow data and squeezes into the small circulation road, comprising:
The live streaming end determines the big flow data and the small flow data according to the label；
The live streaming end will squeeze into the books circulation road labeled as the big flow data of audio-video according to the signaling,
The small circulation road will be squeezed into labeled as the small flow data of desktop.
Optionally, the streaming media server includes: the first sendaisle corresponding to the books circulation road, corresponds to institute
The second sendaisle of small circulation road is stated, the streaming media server receives the big fluxion that the view networked server is sent
According to the small flow data, comprising:
The received big flow data is squeezed into first sendaisle by the streaming media server；
The received small flow data is squeezed into second sendaisle by the streaming media server.
Optionally, the big flow data is sent to the receiving end according to the request by the streaming media server；
Alternatively, the streaming media server is sent to the receiving end according to the request, by the small flow data, packet
It includes:
The streaming media server closes second sendaisle, the at this time streaming media service according to the request
The big flow data is sent to the receiving end by device；
Alternatively, the streaming media server closes first sendaisle, at this time the Streaming Media according to the request
The small flow data is sent to the receiving end by server.
Optionally, the live streaming end by the view network bimodulus software terminal, while acquire audio, video data and it is described directly
Broadcast the desktop data at end, comprising:
The live streaming end receives enabled instruction；
The live streaming end starts the view networking bimodulus software terminal according to the enabled instruction；
The live streaming end controls the view networking bimodulus software terminal, while obtaining picture pick-up device data, audio frequency apparatus data
And the desktop data at the live streaming end, that is, acquire the desktop data of audio, video data and the live streaming end, the picture pick-up device
It is the live streaming end from carrying device with the audio frequency apparatus, or the external equipment to be connect with the live streaming end.
The embodiment of the invention also provides a kind of device of live streaming, described device is applied to medical system, the medical department
System includes: live streaming end, receiving end, streaming media server and view networked server, the view networked server and the live streaming
End connection, the streaming media server are separately connected with described depending on networked server and the receiving end, the live streaming end installation
There is view networking bimodulus software terminal, described device includes:
Receiving number module receives virtual-number for the live streaming end, and the virtual-number is the view the Internet services
The corresponding number of virtual terminal of device distribution, the virtual terminal include: the books circulation road and small in the view networked server
Circulation road, the books circulation road and the small circulation road transmit data to the streaming media server for the view networked server
Channel；
Acquisition module, for the live streaming end by the view networking bimodulus software terminal, while acquire audio, video data with
The desktop data at the live streaming end；
Coding module encodes the audio, video data of acquisition for the live streaming end, forms big flow data, together
When to it is described live streaming end desktop data encode, form small flow data；
Signalling module is received, receives the signaling that the view networked server is sent for the live streaming end；
Channel module is squeezed into, for the live streaming end according to the signaling, the big flow data is squeezed into the books circulation
Road, while the small flow data is squeezed into the small circulation road；
Data module is received, receives the big fluxion that the view networked server is sent for the streaming media server
According to the small flow data；
Request module is received, receives the request that the receiving end is sent for the streaming media server；
The big flow data is sent to described connect for the streaming media server according to the request by sending module
Receiving end；
Alternatively, the streaming media server is sent to the receiving end according to the request, by the small flow data.
Optionally, the coding module includes:
Encoding submodule is received, incorporates code instruction into own forces for live streaming termination；
Encoding submodule controls the view networking bimodulus software terminal for the live streaming end, presses to the audio, video data
It is encoded according to H264 format；
Meanwhile the view networking bimodulus software terminal is controlled for the live streaming end, the desktop data at the live streaming end is pressed
It is encoded according to H264 format；
Submodule is marked, the audio, video data after coding is marked for the live streaming end, is regarded labeled as sound
Frequently, that is, big flow data is formed；It is also used to the live streaming end desktop data at the live streaming end after coding is marked, mark
For desktop, that is, form small flow data.
Optionally, the reception data module includes:
First receives and squeezes into submodule, and the received big flow data is squeezed into described for the streaming media server
One sendaisle；
Second receives and squeezes into submodule, and the received small flow data is squeezed into described for the streaming media server
Two sendaisles.
Optionally, the sending module includes:
Sending submodule is closed, for the streaming media server according to the request, closes second sendaisle,
The big flow data is sent to the receiving end by the streaming media server at this time；
Alternatively, being also used to the streaming media server according to the request, first sendaisle is closed, it is described at this time
The small flow data is sent to the receiving end by streaming media server.
Compared with prior art, the method and apparatus of a kind of live streaming provided by the invention distribute one depending on networked server
Virtual-number gives live streaming end, the corresponding small circulation road of the virtual-number and a books circulation road, totally two data channel, live streaming
End acquires audio, video data and the desktop data that end is broadcast live, then carry out to these data by view networking bimodulus software terminal
Coding, forms big flow data and small flow data, and further according to signaling, big flow data is squeezed into books circulation road, while by small flow data
Small circulation road is squeezed into, big flow data can be sent to receiving end according to the request of receiving end by streaming media server；Alternatively, will
Small flow data is sent to receiving end.In this way in live streaming there is no need to adopt the switching of source device progress back and forth, receiving end can root
Send request according to the demand of oneself, to switch viewing content, it is easy to operate flexibly, greatly improve remote training effect and
The experience sense used.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by institute in the description to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of flow chart of live broadcasting method of the embodiment of the present invention；
Fig. 2 is the specific flow chart of step 102 in the embodiment of the present invention；
Fig. 3 is the specific flow chart of step 103 in the embodiment of the present invention；
Fig. 4 is that live streaming of embodiment of the present invention end is broadcast live the schematic diagram being broadcast live with receiving end viewing.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Fig. 1 shows a kind of flow chart of live broadcasting method of the embodiment of the present invention, and this method is applied to medical system, medical department
System includes: live streaming end, receiving end, streaming media server and view networked server, connect, flows with live streaming end depending on networked server
Media server is separately connected with depending on networked server and receiving end, and live streaming end is equipped with view networking bimodulus software terminal, live streaming
Method includes the following steps:
Step 101: live streaming end receives virtual-number, and virtual-number is that the virtual terminal of view networked server distribution is corresponding
Number, virtual terminal include: the books circulation road and small circulation road regarded in networked server, and books circulation road and small circulation road are view connection
Network server transmits the channel of data to streaming media server.
In the embodiment of the present invention, medical field include but is not limited to medical system and it is a variety of for medical treatment the money of service is provided
Source, medical system include: live streaming end, receiving end, streaming media server and view networked server, and end and view the Internet services is broadcast live
Device regards networking bimodulus software terminal and specially develops, set for acquiring simultaneously depending on image in networking all in regarding in intranet network
Standby data and intelligent end desktop data, and the software of acquisition data can be handled, it is mounted on live streaming end, live streaming end is that can carry out
The smart machine of live streaming, including but not limited to PC, laptop, tablet computer and intelligent movable equipment, depending on the Internet services
Device is connect with live streaming end, and streaming media server is separately connected with depending on networked server and receiving end, streaming media server and reception
End can not be in view intranet network, equally, and receiving end is the smart machine that can receive live streaming end data, including but not limited to
PC, laptop, tablet computer and intelligent movable equipment.
Before needing to be broadcast live, live streaming end is view the Internet services firstly the need of virtual-number, the virtual-number is received
The corresponding number of virtual terminal of device distribution, the virtual terminal include: the books circulation road and small circulation road regarded in networked server,
Wherein books circulation road and small circulation road are to regard networked server to the channel of streaming media server transmission data.In order to meet simultaneously
The requirement for transmitting the two paths of data at same live streaming end, provides two paths specially for the virtual terminal, meets its requirement.
Step 102: live streaming end acquires audio, video data and the desktop number that end is broadcast live by view networking bimodulus software terminal
According to.
In the embodiment of the present invention, when needing to be broadcast live, live streaming end can be acquired simultaneously by control view networking bimodulus software terminal
The desktop data of audio, video data and live streaming end, in this case, in live streaming, picture pick-up device only needs to be aligned live streaming speaker,
It does not need to switch between live streaming speaker and live streaming end desktop, also there is no need to focus to picture pick-up device, tune up in this way
Small equal operation, guarantees the stability and clarity of audio-video picture.
Optionally, referring to Fig. 2, step 102 specifically comprises the following steps:
Step 102a: live streaming end receives enabled instruction.
It in the embodiment of the present invention, in live streaming, may not need using courseware or other resource files, it is only necessary to straight
One audio-video picture of speaker is broadcast, then there is no need to acquire the audio-video of live streaming speaker simultaneously and end is broadcast live
Desktop data goes live streaming in the way of prior art live streaming also there is no need to enable view networking bimodulus software terminal.Institute
It is needed as the case may be with user to decide whether to enable view networking bimodulus software terminal, if needing to enable, then to live streaming end
Send enabled instruction.
Step 102b: live streaming end is according to enabled instruction, starting view networking bimodulus software terminal.
In the embodiment of the present invention, after live streaming termination receives enabled instruction, according to enabled instruction, starting view networking bimodulus is soft
Terminal will acquire the audio-video that speaker is broadcast live and the desktop data that end is broadcast live totally two data simultaneously at this time.
Step 102c: live streaming end control view networking bimodulus software terminal, while obtaining picture pick-up device data, audio frequency apparatus data
And the desktop data at live streaming end, that is, the desktop data for acquiring audio, video data and end being broadcast live, picture pick-up device and audio frequency apparatus are
End is broadcast live from carrying device, or the external equipment to connect with live streaming end.
In the embodiment of the present invention, after view networking bimodulus software terminal enables, live streaming end control view networking bimodulus software terminal, together
When obtain picture pick-up device data, audio frequency apparatus data and be broadcast live end desktop data.Existing live streaming end equipment is generally all certainly
Band picture pick-up device and audio frequency apparatus can be used to image and receive audio, but may can not reach user to high definition image and
Noiseless, noise-free audio request, so under normal circumstances, the independent external picture pick-up device of meeting and audio frequency apparatus, these are external
Equipment is connect with live streaming end, and after view networking bimodulus software terminal enables, live streaming end can regard networking bimodulus soft end by control
End gets the image data of external picture pick-up device, the audio data of external audio frequency equipment and the desktop data that end is broadcast live.
Step 103: live streaming end encodes the audio, video data of acquisition, forms big flow data, while to live streaming end
Desktop data is encoded, and small flow data is formed.
In the embodiment of the present invention, the audio, video data and desktop data of acquisition and the data protocol for not meeting view networking, institute
To need to carry out code conversion to these data according to the data protocol of view networking, the audio, video data after converting is big fluxion
According to the desktop data at the live streaming end after converting is small flow data.It should be noted that because the network flow carried out data transmission
Bandwidth is certain, and audio, video data needs to occupy bigger network flow in transmission compared to the desktop data at live streaming end
Bandwidth, bigger bandwidth just can satisfy the quality of audio, video data transmission, so to be the network flow of audio, video data distribution
Amount bandwidth is greater than for the network flow bandwidth of the desktop data at end distribution is broadcast live, therefore the audio, video data defined after conversion is
Big flow data defines the desktop data at the live streaming end after converting as small flow data.
Such as: one is equipped with view networking bimodulus software terminal PC (i.e. live streaming end) External video camera and microphone,
The speaker's live streaming for carrying out remote training carries out the training that ultrasonic wave (B ultrasound) checks to sufferer, and the B ultrasound image of ultrasound diagnosis instrument is anti-
It is fed in PC, and shows on the desktop of PC, video camera is directed at the ultrasound diagnosis instrument of speaker's operation, Mike
Wind is directed at the mouth of speaker, and speaker side operates ultrasound diagnosis instrument, the state of an illness information that side explanation B ultrasound image reflects in real time.
PC control view networking bimodulus software terminal, while obtain video camera acquisition ultrasound diagnosis instrument image data,
The B ultrasound image shown on the audio data of speaker and the desktop of PC of microphone acquisition, to operation ultrasound diagnosis instrument
Image data and the audio data of speaker encode, audio, video data is formed, in order to guarantee that receiving end can receive
High definition and the speaker not being delayed operate the audio, video data of ultrasound diagnosis instrument, just need to distribute biggish network flow band for it
Width, i.e. audio, video data are big flow data；And the B ultrasound image shown on the desktop of PC is encoded, the table of formation
Face data, need to only distribute smaller network flow bandwidth can meet transmission requirement, i.e. B ultrasound image is small flow data.
Optionally, referring to Fig. 3, step 103 specifically comprises the following steps:
Step 103a: live streaming termination incorporates code instruction into own forces.
In the embodiment of the present invention, when the data of acquisition are encoded, needs to be broadcast live end and receive the coding that user sends
Instruction.
Step 103b: control view networking bimodulus software terminal in live streaming end encodes audio, video data according to H264 format.
In the embodiment of the present invention, after view networking bimodulus software terminal has acquired audio, video data, live streaming end control view networking
Bimodulus software terminal encodes audio, video data according to H264 format, after H264 said shank, just meets view networking
Data protocol.
Step 103c: the audio, video data after coding is marked in live streaming end, is labeled as audio-video, that is, forms big fluxion
According to.
In the embodiment of the present invention, after being encoded to audio, video data, it is also necessary to be marked, be marked as sound view
Frequently, with the desktop data different from live streaming end, so that it is determined that it is big flow data.
Step 103d: meanwhile, live streaming end control view networking bimodulus software terminal, to live streaming end desktop data according to H264 lattice
Formula is encoded.
In the embodiment of the present invention, while being encoded to audio, video data, live streaming end control view networking bimodulus software terminal pair
The desktop data at live streaming end is encoded according to H264 format, after H264 said shank, just meets the data association of view networking
View.
Step 103e: the desktop data at the live streaming end after coding is marked in live streaming end, is labeled as desktop, that is, is formed small
Flow data.
In the embodiment of the present invention, after the desktop data coding to live streaming end, it is also necessary to be marked, be marked
For desktop, with audio, video data different from, so that it is determined that it is small flow data.
Step 104: the signaling that live streaming termination rating networked server is sent.
In the embodiment of the present invention, after live streaming end determines large and small flow data, it is necessary to which large and small flow data is squeezed into view
Networked server, and squeeze into and need to be controlled with signaling depending on networked server, so live streaming end needs to receive view networked server
The signaling of transmission.
Step 105: big flow data is squeezed into books circulation road according to signaling by live streaming end, while small flow data is squeezed into small stream
Channel.
In the embodiment of the present invention, big flow data is squeezed into books circulation road according to signaling by live streaming end, while small flow data being beaten
Enter small circulation road.Audio, video data is squeezed into books circulation road, while the desktop data that end is broadcast live is squeezed into small circulation road.
Optionally, step 105 specifically comprises the following steps:
Step 105a: live streaming end determines big flow data and small flow data according to label.
It is small flow data, institute labeled as desktop because being big flow data labeled as audio-video in the embodiment of the present invention
The data of audio-video according to label, can be determined as big flow data so that end is broadcast live, and the desktop data that end is broadcast live is small flow data.
Step 105b: live streaming end will be squeezed into books circulation road labeled as the big flow data of audio-video, will be labeled as according to signaling
The small flow data of desktop squeezes into small circulation road.
In the embodiment of the present invention, after having determined large and small flow data, live streaming end can will be regarded according to signaling labeled as sound
The big flow data of frequency squeezes into books circulation road, will squeeze into small circulation road labeled as the small flow data of desktop, and regards networked server and exist
When the network flow bandwidth of books circulation road and small circulation road is arranged, the ratio that the network flow bandwidth in books circulation road will be arranged is small
Circulation road it is big, to meet its requirement to the transmission quality of big flow data, if big flow data enters small circulation road, then very
It is possible that the network flow bandwidth of small circulation road is unable to satisfy the transmission requirement of big flow data, then to the transmission quality of big flow data
Influence is very big, and the quality for the big flow data that receipt of subsequent end is watched can not also ensure.And use network flow bandwidth biggish
Books circulation road, fully meets the quality requirement of big Stream Data Transmission, and the big flow data quality that receipt of subsequent end is watched can also be with
It is protected.
Step 106: streaming media server receives the big flow data and small flow data that view networked server is sent.
In the embodiment of the present invention, because books circulation road and small circulation road are that view networked server is transmitted to streaming media server
The channel of data, so live streaming end will squeeze into books circulation road labeled as the big flow data of audio-video, will be labeled as table according to signaling
After the small flow data in face squeezes into small circulation road, streaming media server can receive the big flow data that view networked server is sent at this time
With small flow data.
Optionally, step 106 specifically comprises the following steps:
Step 106a: received big flow data is squeezed into the first sendaisle by streaming media server；
In the embodiment of the present invention, streaming media server includes: the first sendaisle corresponding to books circulation road, is corresponded to small
Second sendaisle of circulation road, because streaming media server needs to transmit the large and small stream itself received to receiving end simultaneously
Data, so requiring two paths, the first sendaisle and the second sendaisle correspond in view networked server
Books circulation road and small circulation road, because the network flow bandwidth that the big flow data in books circulation road needs to occupy is larger, so its is right
The first sendaisle answered is also required for enough network flow bandwidths, with guarantee be transferred to receiving end audio-video clarity and
Fluency, the live streaming end audio-visual quality that otherwise receiving end is watched can be poor, possibly can not watch under extreme case.Streaming Media
After server receives large and small flow data, the big flow data in books circulation road can be squeezed into the first sendaisle.
Step 106b: received small flow data is squeezed into the second sendaisle by streaming media server.
In the embodiment of the present invention and after streaming media server receives large and small flow data, by the big fluxion in books circulation road
According to the same the case where squeezing into the first sendaisle, small flow data can be squeezed into the second sendaisle by streaming media server.It needs
Illustrate, if definition audio, video data is small flow data, then audio, video data can be driven into small circulation road, and audio-video number
According to transmission need to occupy biggish network flow bandwidth, after streaming media server receives audio, video data, further through network
Lesser second sendaisle of flow bandwidth transmits audio, video data to receiving end, then the sound view at the live streaming end of receiving end viewing
Frequency quality can be very poor.So audio, video data cannot be defined as to small flow data.
Step 107: streaming media server receives the request that receiving end is sent.
In the embodiment of the present invention, the large and small flow data received is squeezed into the first sendaisle and by streaming media server
After two sendaisles, when receiving end needs to watch, watching request can be sent to streaming media server, streaming media server will connect
Receive the request.
Step 108: streaming media server is sent to receiving end according to request, by big flow data；Alternatively, streaming media server
According to request, small flow data is sent to receiving end.
It is which content needed to watch according to request after streaming media server receives request in the embodiment of the present invention,
Big flow data is sent to receiving end, or small flow data is sent to receiving end.
Optionally, step 108 specifically includes:
Step 108a: streaming media server closes the second sendaisle, streaming media server will flow greatly at this time according to request
Data are sent to receiving end.
In the embodiment of the present invention, when receiving end needs to watch the live streaming speaker at live streaming end, that is, need to watch audio-video
When image, streaming media server closes the second sendaisle, and small flow data will not be transmitted to receiving end at this time, only big flow data
It is transmitted to receiving end, i.e., big flow data is sent to receiving end by streaming media server at this time.
Step 108b: alternatively, streaming media server closes the first sendaisle, at this time streaming media server according to request
Small flow data is sent to receiving end.
In the embodiment of the present invention, when receiving end needs to watch the desktop at live streaming end, that is, need to watch the desktop at live streaming end
When content, streaming media server closes the first sendaisle, and big flow data will not be transmitted to receiving end at this time, only small flow data
It is transmitted to receiving end, i.e., small flow data is sent to receiving end by streaming media server at this time.
It should be noted that if be that above-mentioned receiving end can receive large and small flow data simultaneously, then streaming media server can be with
Large and small flow data is sent to receiving end simultaneously.
As shown in figure 4, showing live streaming of embodiment of the present invention end is broadcast live the schematic diagram being broadcast live with receiving end viewing,
Union of Central Vision's network server 2 is connect with live streaming end 1, and streaming media server 3 is separately connected with depending on networked server 2 and receiving end 4, directly
1 External video camera 5 of end and microphone 6 are broadcast, live streaming end 1 is equipped with view networking bimodulus software terminal, and the desktop at live streaming end 1 shows doctor
Treat courseware.
Before being broadcast live, live streaming end 1 receives virtual-number, and the corresponding virtual terminal of the virtual-number includes: big stream
Channel 999 and small circulation road 333, when live streaming, live streaming end 1 obtains the number of video camera 5 by control view networking bimodulus software terminal
According to, 6 data of microphone and it is broadcast live the desktop data at end 1.After getting data, according to the data protocol of view networking to these numbers
Code conversion, the audio-video number that 5 data of video camera and 6 data of microphone after conversion collectively constitute are carried out according to according to H264 format
According to for big flow data, the desktop data at the live streaming end 1 after converting is small flow data.It is marked later, by audio-video number
According to be labeled as audio-video, so that it is determined that its be big flow data, meanwhile, by be broadcast live end 1 desktop data be labeled as desktop, thus really
Fixed its is small flow data.After live streaming end 1 determines large and small flow data, end 1 is broadcast live according to signaling, big flow data is squeezed into greatly
Circulation road 999, while small flow data is squeezed into small circulation road 333.Audio, video data is squeezed into books circulation road 999 simultaneously, directly
The desktop data for broadcasting end 1 squeezes into small circulation road 333.
Books circulation road 999 will be squeezed into labeled as the big flow data of audio-video, it is small by being squeezed into labeled as the small flow data of desktop
After circulation road 333, streaming media server 3 can receive big flow data and small flow data at this time.Streaming media server 3 is by books circulation
Big flow data in road 999 squeezes into the first sendaisle 888, and the small flow data in small circulation road 333 is squeezed into the second transmission and is led to
Road 222.The large and small flow data received is squeezed into the first sendaisle 888 and the second sendaisle 222 by streaming media server 3
Afterwards, when receiving end 4 needs to watch, to streaming media server 3 send watching request, because receiving end 4 can receive simultaneously it is large and small
Flow data receives 4 while showing big stream so large and small flow data is sent to receiving end 4 simultaneously by streaming media server 3
Data and small flow data, so that the user of receiving end watches.
The embodiment of the invention also provides a kind of device of live streaming, device is applied to medical system, and medical system includes: straight
End, receiving end, streaming media server and view networked server are broadcast, is connect depending on networked server with live streaming end, streaming media service
Device is separately connected with depending on networked server and receiving end, and live streaming end is equipped with view networking bimodulus software terminal, and the device of live streaming includes:
Receiving number module receives virtual-number for end to be broadcast live, and virtual-number is the virtual of view networked server distribution
The corresponding number of terminal, virtual terminal include: the books circulation road and small circulation road regarded in networked server, books circulation road and small stream
Channel is to regard networked server to the channel of streaming media server transmission data；
Acquisition module for end to be broadcast live by view networking bimodulus software terminal, while acquiring audio, video data and end is broadcast live
Desktop data；
Coding module encodes the audio, video data of acquisition for end to be broadcast live, forms big flow data, while to live streaming
The desktop data at end is encoded, and small flow data is formed；
Signalling module is received, the signaling sent for termination rating networked server to be broadcast live；
Channel module is squeezed into, for end being broadcast live according to signaling, big flow data is squeezed into books circulation road, while by small flow data
Squeeze into small circulation road；
Data module is received, receives the big flow data and small fluxion that view networked server is sent for streaming media server
According to；
Request module is received, receives the request that receiving end is sent for streaming media server；
Big flow data is sent to receiving end for streaming media server according to request by sending module；
Alternatively, streaming media server is sent to receiving end according to request, by small flow data.
Optionally, coding module includes:
Encoding submodule is received, incorporates code instruction into own forces for termination to be broadcast live；
Encoding submodule, for be broadcast live end control view networking bimodulus software terminal, to audio, video data according to H264 format into
Row coding；
Meanwhile for be broadcast live end control view networking bimodulus software terminal, to live streaming end desktop data according to H264 format into
Row coding；
Submodule is marked, the audio, video data after coding is marked for end to be broadcast live, audio-video is labeled as, that is, is formed
Big flow data；It is also used to be broadcast live end the desktop data at the live streaming end after coding is marked, is labeled as desktop, that is, forms small stream
Data.
Optionally, receiving data module includes:
Submodule is squeezed into first reception, and received big flow data is squeezed into the first sendaisle for streaming media server；
Submodule is squeezed into second reception, and received small flow data is squeezed into the second sendaisle for streaming media server.
Optionally, sending module includes:
Sending submodule is closed, for streaming media server according to request, closes the second sendaisle, Streaming Media takes at this time
Big flow data is sent to receiving end by business device；
Alternatively, being also used to streaming media server according to request, the first sendaisle is closed, streaming media server will be small at this time
Flow data is sent to receiving end.
Through the foregoing embodiment, in live streaming, live streaming end is acquired the present invention simultaneously by control view networking bimodulus software terminal
The desktop data of audio, video data and live streaming end converts it according to depending on networking format, is formed and correspond to audio, video data
Big flow data and the desktop data corresponding to live streaming end small flow data, then squeeze into corresponding books circulation road and small circulation road
In, it is transferred to streaming media server later, then big flow data and small flow data are squeezed into corresponding first by streaming media server
In sendaisle and the second sendaisle, finally according to the needs of receiving end, selection sends the data in which channel.Using this
The scheme of invention, does not have to adopt source device and toggles alignment target at live streaming end, it is easy to operate flexibly, it is whole be broadcast live quality compared with
Good, user experience is greatly improved.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, herein, the terms "include", "comprise" or its it is any its
He is intended to non-exclusive inclusion by variant, so that process, method, article or device including a series of elements are not
Only include those elements, but also including other elements that are not explicitly listed, or further include for this process, method,
Article or the intrinsic element of device.In the absence of more restrictions, being wanted by what sentence "including a ..." limited
Element, it is not excluded that there is also other identical elements in process, method, article or the device for including the element.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form, all of these belong to the protection of the present invention.
Claims (10)
1. a kind of method of live streaming, which is characterized in that the method is applied to medical system, and the medical system includes: live streaming
End, receiving end, streaming media server and view networked server, the view networked server is connect with the live streaming end, described
Streaming media server is separately connected with described depending on networked server and the receiving end, and the live streaming end is equipped with view networking bimodulus
Software terminal, which comprises
The live streaming end receives virtual-number, and the virtual-number is that the virtual terminal of the view networked server distribution is corresponding
Number, the virtual terminal include: the books circulation road and small circulation road in the view networked server, the books circulation road and institute
Stating small circulation road is the channel that the view networked server transmits data to the streaming media server；
The live streaming end acquires the desktop number of audio, video data and the live streaming end by view networking bimodulus software terminal
According to；
The live streaming end encodes the audio, video data of acquisition, forms big flow data, while to the live streaming end
Desktop data is encoded, and small flow data is formed；
The live streaming end receives the signaling that the view networked server is sent；
The books circulation road is squeezed into according to the signaling, by the big flow data in the live streaming end, while by the small flow data
Squeeze into the small circulation road；
The streaming media server receives the big flow data and the small flow data that the view networked server is sent；
The streaming media server receives the request that the receiving end is sent；
The streaming media server is sent to the receiving end according to the request, by the big flow data；
Alternatively, the streaming media server is sent to the receiving end according to the request, by the small flow data.
2. the method according to claim 1, wherein the live streaming end carries out the audio, video data of acquisition
Coding forms big flow data, while encoding to the desktop data at the live streaming end, forms small flow data, comprising:
The live streaming termination incorporates code instruction into own forces；
The live streaming end controls the view networking bimodulus software terminal, encodes to the audio, video data according to H264 format；
The audio, video data after coding is marked in the live streaming end, is labeled as audio-video, that is, forms big flow data；
Meanwhile the live streaming end controls the view networking bimodulus software terminal, to the desktop data that end is broadcast live according to H264 lattice
Formula is encoded；
The desktop data at the live streaming end after coding is marked in the live streaming end, is labeled as desktop, that is, forms small fluxion
According to.
3. according to the method described in claim 2, it is characterized in that, the live streaming end according to the signaling, by the big fluxion
According to squeezing into the books circulation road, while the small flow data is squeezed into the small circulation road, comprising:
The live streaming end determines the big flow data and the small flow data according to the label；
The live streaming end will be squeezed into the books circulation road labeled as the big flow data of audio-video, will be marked according to the signaling
The small flow data for being denoted as desktop squeezes into the small circulation road.
4. the method according to claim 1, wherein the streaming media server includes: corresponding to the big stream
First sendaisle in channel, corresponding to the second sendaisle of the small circulation road, described in the streaming media server reception
The big flow data and the small flow data sent depending on networked server, comprising:
The received big flow data is squeezed into first sendaisle by the streaming media server；
The received small flow data is squeezed into second sendaisle by the streaming media server.
5. according to the method described in claim 4, it is characterized in that, the streaming media server according to the request, will be described
Big flow data is sent to the receiving end；
Alternatively, the streaming media server is sent to the receiving end according to the request, by the small flow data, comprising:
The streaming media server closes second sendaisle according to the request, and the streaming media server will at this time
The big flow data is sent to the receiving end；
Alternatively, the streaming media server closes first sendaisle, the at this time streaming media service according to the request
The small flow data is sent to the receiving end by device.
6. the method according to claim 1, wherein the live streaming end by the view networking bimodulus software terminal,
The desktop data of audio, video data and the live streaming end is acquired simultaneously, comprising:
The live streaming end receives enabled instruction；
The live streaming end starts the view networking bimodulus software terminal according to the enabled instruction；
The live streaming end controls the view networking bimodulus software terminal, at the same obtain picture pick-up device data, audio frequency apparatus data and
The desktop data at the live streaming end, the i.e. desktop data of acquisition audio, video data and the live streaming end, the picture pick-up device and institute
Stating audio frequency apparatus is the live streaming end from carrying device, or the external equipment to connect with the live streaming end.
7. a kind of device of live streaming, which is characterized in that described device is applied to medical system, and the medical system includes: live streaming
End, receiving end, streaming media server and view networked server, the view networked server is connect with the live streaming end, described
Streaming media server is separately connected with described depending on networked server and the receiving end, and the live streaming end is equipped with view networking bimodulus
Software terminal, described device include:
Receiving number module receives virtual-number for the live streaming end, and the virtual-number is the view networked server point
The corresponding number of the virtual terminal matched, the virtual terminal include: books circulation road and small circulation in the view networked server
Road, the books circulation road and the small circulation road are the view networked server leading to streaming media server transmission data
Road；
Acquisition module for the live streaming end by view networking bimodulus software terminal, while acquiring audio, video data and described
The desktop data at end is broadcast live；
Coding module encodes the audio, video data of acquisition for the live streaming end, forms big flow data, while right
The desktop data at the live streaming end is encoded, and small flow data is formed；
Signalling module is received, receives the signaling that the view networked server is sent for the live streaming end；
Channel module is squeezed into, for the live streaming end according to the signaling, the big flow data is squeezed into the books circulation road, together
When the small flow data squeezed into the small circulation road；
Receive data module, for the streaming media server receive it is described view networked server send the big flow data and
The small flow data；
Request module is received, receives the request that the receiving end is sent for the streaming media server；
The big flow data is sent to the receiving end for the streaming media server according to the request by sending module；
Alternatively, the streaming media server is sent to the receiving end according to the request, by the small flow data.
8. device according to claim 6, which is characterized in that the coding module includes:
Encoding submodule is received, incorporates code instruction into own forces for live streaming termination；
Encoding submodule controls view networking bimodulus software terminal for the live streaming end, to the audio, video data according to
H264 format is encoded；
Meanwhile control view networking bimodulus software terminal for the live streaming end, to the desktop data that end is broadcast live according to
H264 format is encoded；
Submodule is marked, the audio, video data after coding is marked for the live streaming end, is labeled as audio-video, i.e.,
Form big flow data；It is also used to the live streaming end desktop data at the live streaming end after coding is marked, is labeled as table
Face forms small flow data.
9. device according to claim 8, which is characterized in that the reception data module includes:
Submodule is squeezed into first reception, and the received big flow data is squeezed into first hair for the streaming media server
Send channel；
Submodule is squeezed into second reception, and the received small flow data is squeezed into second hair for the streaming media server
Send channel.
10. device according to claim 9, which is characterized in that the sending module includes:
Sending submodule is closed, for the streaming media server according to the request, closes second sendaisle, at this time
The big flow data is sent to the receiving end by the streaming media server；
Alternatively, being also used to the streaming media server according to the request, first sendaisle is closed, at this time the stream matchmaker
The small flow data is sent to the receiving end by body server.
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Application publication date: 20190809 |